AX: Accessibility needs to know which part of the content view is visible on iOS

[Nan Wang]

We should expose the unobscuredContentRect() on iOS accessibility.

[Radar WebKit Bug Importer]

<rdar://problem/39801363>

[Nan Wang]

Created attachment 339017 [details]
patch

[chris fleizach]

Comment on attachment 339017 [details]
patch

View in context: https://bugs.webkit.org/attachment.cgi?id=339017&action=review

> Source/WebCore/accessibility/ios/WebAccessibilityObjectWrapperIOS.mm:1676
> +        return CGRectZero;

Does this account for objects in an iframe and various states of scroll offset and embedded iframes

[Nan Wang]

(In reply to chris fleizach from comment #3)
> Comment on attachment 339017 [details]
> patch
> 
> View in context:
> https://bugs.webkit.org/attachment.cgi?id=339017&action=review
> 
> > Source/WebCore/accessibility/ios/WebAccessibilityObjectWrapperIOS.mm:1676
> > +        return CGRectZero;
> 
> Does this account for objects in an iframe and various states of scroll
> offset and embedded iframes

I think so, this is per frameview.

[chris fleizach]

Ok probably good to test that

[Nan Wang]

Created attachment 339021 [details]
patch

added iframe test case

[WebKit Commit Bot]

Comment on attachment 339021 [details]
patch

Clearing flags on attachment: 339021

Committed r231113: <https://trac.webkit.org/changeset/231113>

[WebKit Commit Bot]

All reviewed patches have been landed.  Closing bug.